Home / 125,583.96-173,229-74,562.08

Finding the Fourth Proportional to 125,583.96, 173,229 and 74,562.08

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Solution

The fourth proportional to 125,583.96, 173,229 and 74,562.08 is: 102,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,583.96 : 173,229 = 74,562.08 : x
  2. Step 2: Convert to fraction form
    125,583.96/173,229 = 74,562.08/x
  3. Step 3: Cross multiply
    125,583.96x = 173,229 × 74,562.08
  4. Step 4: Simplify right side
    125,583.96x = 12,916,314,556.32
  5. Step 5: Solve for x
    x = 12,916,314,556.32/125,583.96
  6. Step 6: Final answer
    x = 102,850.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.